﻿using System;

namespace 热爱睡觉无人能敌
{
    public class DeliveryRobot : Robot
    {

        public override void Working()
        {
            double hours = 1.5;
            Console.WriteLine("开始传菜！");
            Console.WriteLine("已连续工作{0}小时", hours);

        }

    }

}
